/*
 *  Copyright 2011 yura.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  under the License.
 */

package org.opu.vcforms.view.component;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

/**
 *
 * @author yura
 */
public class PropertyListenerImpl {

    protected PropertyChangeListener changes;

    public PropertyListenerImpl(PropertyChangeListener changes) {
        this.changes = changes;
    }

    public PropertyListenerImpl() {
        this(null);
    }

    protected void propertyChange(String name, Object oldValue, Object newValue) {
        if (changes != null) {
            changes.propertyChange(new PropertyChangeEvent(this, name, oldValue, newValue));
        }
    }

    public PropertyChangeListener getPropertyChangeListener() {
        return changes;
    }

    public void setPropertyChangeListener(PropertyChangeListener changes) {
        this.changes = changes;
    }
}
